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US4166160A
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Cells having cathodes derived from ammonium-molybdenum-chalcogen compounds
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1978-08-14
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Granted: 1979-08-28
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Expires: 1998-08-14
Abstract
Abstract The present invention is directed to an electric current-producing cell which contains: A cathode having as its cathode-active material one or more compounds selected from: (i) those having the formula: (NH.sub.4).sub.x MoZ.sub.y (1) wherein Z is a chalcogen selected from the group consisting of sulfur, selenium, sulfur-selenium mixtures, sulfur-oxygen mixtures and selenium-oxygen mixtures, wherein x is a numerical value of about 2, and wherein y is a numerical value of about 4; (ii) compounds of the above formula wherein one or more hydrogens is substituted with a radical selected from alkyl radicals having 1 to 20 carbon atoms and alkyl amine radicals having 1 to 20 carbon atoms; (iii) those having the formula: (NH.sub.3 --R--NH.sub.3)MoZ.sub.y (2) wherein R is a methylene radical or a polymethylene radical having 2 to 20 carbon atoms, and wherein Z and y are as defined; and, (iv) the amorphous decomposition products of one or more compounds of subparagraphs (i), (ii) and (iii) resulting from the decomposition thereof below about 350° C.
Inventors
- 👤 Russell R. Chianelli
- 👤 Allan J. Jacobson
- 👤 M. Stanley Whittingham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:42
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/36; H01M4/58; H01M4/581; C; C01; C01G; C01G39/00; C01G39/006; H01M10/00; H01M10/05; H01M10/052; C01P; C01P2002/00; C01P2002/02; C01P2006/00; C01P2006/12; C01P2006/40; C01P2006/60; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 40
Claim 1
Independent Claim
230 words
An electric current-producing cell, comprising: (a) an anode having as its anode-active material one or more metals selected from the group consisting of the Periodic Table Group IA metals, Group IB metals, Group IIA metals and Group IIB metals; (b) a cathode having as its cathode active material one or more compounds selected from the group consisting of: (i) those having the formula: (NH.sub.4).sub.x MoZ.sub.y ( 1) wherein Z is a chalcogen selected from the group consisting of sulfur, selenium, sulfur-selenium mixtures, sulfur-oxygen mixtures and selenium-oxygen mixtures wherein x is a numerical value of about 2, and wherein y is a numerical value of about 4; (ii) compounds of the above formula wherein one or more hydrogens is substituted with a radical selected from alkyl radicals having 1 to 20 carbon atoms and alkyl amine radicals having 1 to 20 carbon atoms; (iii) those having the formula: (NH.sub.3 --R--NH.sub.3)MoZ.sub.y ( 2) wherein R is a methylene radical or a polymethylene radical having 2 to 20 carbon atoms, and wherein Z and y are as defined; and, (iv) the amorphous decomposition products of one or more compounds of subparagraphs (i), (ii) and (iii) resulting from the decomposition thereof below about 350° C.; and (c) an electrolyte which is chemically inert with respect to said anode and said cathode and which permits the migration of ions between said anode and said cathode.
Claim 2
Dependent Claim
230 words
An electric current-producing cell, comprising: (a) an anode having as its anode-active material one or more metals selected from the group consisting of the Periodic Table Group IA metals, Group IB metals, Group IIA metals and Group IIB metals; (b) a cathode having as its cathode active material one or more compounds selected from the group consisting of: (i) those having the formula: (NH.sub.4).sub.x MoZ.sub.y ( 1) wherein Z is a chalcogen selected from the group consisting of sulfur, selenium, sulfur-selenium mixtures, sulfur-oxygen mixtures and selenium-oxygen mixtures wherein x is a numerical value of about 2, and wherein y is a numerical value of about 4; (ii) compounds of the above formula wherein one or more hydrogens is substituted with a radical selected from alkyl radicals having 1 to 20 carbon atoms and alkyl amine radicals having 1 to 20 carbon atoms; (iii) those having the formula: (NH.sub.3 --R--NH.sub.3)MoZ.sub.y ( 2) wherein R is a methylene radical or a polymethylene radical having 2 to 20 carbon atoms, and wherein Z and y are as defined; and, (iv) the amorphous decomposition products of one or more compounds of subparagraphs (i), (ii) and (iii) resulting from the decomposition thereof below about 350° C.; and (c) an electrolyte which is chemically inert with respect to said anode and said cathode and which permits the migration of ions between said anode and said cathode.
Claim 3
Dependent Claim
50 words
The cell of claim 1 wherein the cathode active material compounds of subparagraph (ii) consist of compounds of formula (1) wherein one or more hydrogens is substituted with a radical selected from alkyl radicals having 1 to 12 carbon atoms and alkyl amine radicals having 1 to 12 carbon atoms.
Claim 4
Dependent Claim
37 words
The cell of claim 2 wherein one or more of said hydrogens is substituted with a radical selected from alkyl radicals having 1 to 4 carbon atoms and alkyl amine radicals having 1 to 4 carbon atoms.
Claim 5
Dependent Claim
36 words
The cell of claim 1 wherein the cathode active material compounds of subparagraph (iii) consist of compounds of formula (2) wherein R is a methylene radical or a polymethylene radical having 2 to 12 carbon atoms.
Claim 6
Dependent Claim
21 words
The cell of claim 4 wherein R is a methylene radical or a polymethylene radical having 2 to 4 carbon atoms.
Claim 7
Dependent Claim
19 words
The cell of claim 5 wherein Z is a chalcogen selected from the group consisting of sulfur and selenium.
Claim 8
Dependent Claim
11 words
The cell of claim 6 wherein said chalcogen Z is sulfur.
Claim 9
Dependent Claim
24 words
The cell of claim 1 wherein said anode has as its anode active material one or more metals selected from the Group IA metals.
Claim 10
Dependent Claim
50 words
The cell of claim 8 wherein the cathode active material compounds of subparagraph (ii) consist of compounds of formula (1) wherein one or more hydrogens is substituted with a radical selected from alkyl radicals having 1 to 12 carbon atoms and alkyl amine radicals having 1 to 12 carbon atoms.
Claim 11
Dependent Claim
37 words
The cell of claim 9 wherein one or more of said hydrogens is substituted with a radical selected from alkyl radicals having 1 to 4 carbon atoms and alkyl amine radicals having 1 to 4 carbon atoms.
Claim 12
Dependent Claim
36 words
The cell of claim 8 wherein the cathode active material compounds of subparagraph (iii) consist of compounds of formula (2) wherein R is a methylene radical or a polymethylene radical having 2 to 12 carbon atoms.
Claim 13
Dependent Claim
21 words
The cell of claim 11 wherein R is a methylene radical or a polymethylene radical having 2 to 4 carbon atoms.
Claim 14
Dependent Claim
19 words
The cell of claim 12 wherein Z is a chalcogen selected from the group consisting of sulfur and selenium.
Claim 15
Dependent Claim
11 words
The cell of claim 13 wherein said chalcogen Z is sulfur.
Claim 16
Dependent Claim
15 words
The cell of claim 1 wherein said anode has lithium as its cathode active material.
Claim 17
Dependent Claim
50 words
The cell of claim 15 wherein the cathode active material compounds of subparagraph (ii) consist of compounds of formula (1) wherein one or more hydrogens is substituted with a radical selected from alkyl radicals having 1 to 12 carbon atoms and alkyl amine radicals having 1 to 12 carbon atoms.
Claim 18
Dependent Claim
37 words
The cell of claim 16 wherein one or more of said hydrogens is substituted with a radical selected from alkyl radicals having 1 to 4 carbon atoms and alkyl amine radicals having 1 to 4 carbon atoms.
Claim 19
Dependent Claim
36 words
The cell of claim 15 wherein the cathode active material compounds of subparagraph (iii) consist of compounds of formula (2) wherein R is a methylene radical or a polymethylene radical having 2 to 12 carbon atoms.
Claim 20
Dependent Claim
21 words
The cell of claim 18 wherein R is a methylene radical or a polymethylene radical having 2 to 4 carbon atoms.
Claim 21
Dependent Claim
19 words
The cell of claim 19 wherein Z is a chalcogen selected from the group consisting of sulfur and selenium.
Claim 22
Dependent Claim
11 words
The cell of claim 20 wherein said chalcogen Z is sulfur.
Claim 23
Dependent Claim
55 words
The cell of claim 1 wherein said cathode has as its cathode active material one or more compounds selected from the group consisting of: (i) compounds having the formula: (NH.sub.4).sub.x MoZ.sub.y ( 1) wherein Z, x and y are as defined; and, (ii) the amorphous decomposition products thereof resulting from decomposition below about 350° C.
Claim 24
Dependent Claim
19 words
The cell of claim 22 wherein Z is a chalcogen selected from the group consisting of sulfur and selenium.
Claim 25
Dependent Claim
11 words
The cell of claim 23 wherein said chalcogen Z is sulfur.
Claim 26
Dependent Claim
24 words
The cell of claim 22 wherein said anode has as its anode active material one or more metals selected from the Group IA metals.
Claim 27
Dependent Claim
19 words
The cell of claim 25 wherein Z is a chalcogen selected from the group consisting of sulfur and selenium.
Claim 28
Dependent Claim
11 words
The cell of claim 26 wherein said chalcogen Z is sulfur.
Claim 29
Dependent Claim
15 words
The cell of claim 22 wherein said anode has lithium as its cathode active material.
Claim 30
Dependent Claim
19 words
The cell of claim 28 wherein Z is a chalcogen selected from the group consisting of sulfur and selenium.
Claim 31
Dependent Claim
11 words
The cell of claim 29 wherein said chalcogen Z is sulfur.
Claim 32
Dependent Claim
22 words
The cell of claim 22 wherein said decomposition is thermal decomposition achieved by hot pressing said cathode active material into said cell.
Claim 33
Dependent Claim
19 words
The cell of claim 31 wherein Z is a chalcogen selected from the group consisting of sulfur and selenium.
Claim 34
Dependent Claim
11 words
The cell of claim 32 wherein said chalcogen Z is sulfur.
Claim 35
Dependent Claim
24 words
The cell of claim 31 wherein said anode has as its anode active material one or more metals selected from the Group IA metals.
Claim 36
Dependent Claim
19 words
The cell of claim 34 wherein Z is a chalcogen selected from the group consisting of sulfur and selenium.
Claim 37
Dependent Claim
11 words
The cell of claim 35 wherein said chalcogen Z is sulfur.
Claim 38
Dependent Claim
15 words
The cell of claim 31 wherein said anode has lithium as its cathode active material.
Claim 39
Dependent Claim
19 words
The cell of claim 37 wherein Z is a chalcogen selected from the group consisting of sulfur and selenium.
Claim 40
Dependent Claim
11 words
The cell of claim 38 wherein said chalcogen Z is sulfur.
References Cited (Backward Citations)
US3915740A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-08-27 | 1983-02-26 | 1983-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-08-27 | 1987-02-26 | 1987-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-08-27 | 1991-02-26 | 1991-08-28 | $7700.00 | Window Closed / Lapsed |